<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div {
            width: 200px;
            height: 200px;
            background-color: red;
            margin-bottom: 30px;
        }

        .div+div {
            /* 隐藏 
            display: none; 隐藏后，不占空间
            */
            /* 隐藏后，占空间 */
            visibility: visible;
        }
    </style>
</head>

<body>

    <div class="div">

    </div>
    <div>

    </div>

    <div>

    </div>

</body>

</html>